Swimmer profile
Matthew Ko
Male17-18Irvine NovaquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
35.99
33.50
▲ 2.49
31.66
▲ 1.84
30.21
▲ 1.45
27.59
▲ 2.62
26.64
▲ 0.95
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26.58
▲ 0.06
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25.52
▲ 1.06
100 Free LCM
1:18.09
1:12.90
▲ 5.19
1:06.68
▲ 6.22
1:06.29
▲ 0.39
1:01.09
▲ 5.20
58.37
▲ 2.72
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200 Free LCM
2:53.88
2:36.60
▲ 17.28
2:25.57
▲ 11.03
2:22.98
▲ 2.59
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2:02.83
▲ 20.15
2:00.21
▲ 2.62
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400 Free LCM
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5:05.64
4:55.59
▲ 10.05
4:34.98
▲ 20.61
4:18.21
▲ 16.77
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800 Free LCM
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10:09.10
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9:08.98
▲ 60.12
8:56.08
▲ 12.90
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1500 Free LCM
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—
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17:24.13
17:01.08
▲ 23.05
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50 Back LCM
41.12
37.54
▲ 3.58
35.19
▲ 2.35
34.35
▲ 0.84
32.46
▲ 1.89
31.08
▲ 1.38
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27.81
▲ 3.27
100 Back LCM
1:32.68
1:19.82
▲ 12.86
1:14.75
▲ 5.07
1:11.98
▲ 2.77
1:07.62
▲ 4.36
1:05.52
▲ 2.10
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1:02.97
▲ 2.55
1:00.85
▲ 2.12
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200 Back LCM
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2:42.46
2:25.42
▲ 17.04
2:19.42
▲ 6.00
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2:11.77
▲ 7.65
2:16.33
▼ 4.56
2:11.26
▲ 5.07
50 Breast LCM
45.00
41.09
▲ 3.91
38.62
▲ 2.47
37.69
▲ 0.93
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29.55
▲ 8.14
100 Breast LCM
1:35.31
1:26.36
▲ 8.95
1:22.82
▲ 3.54
1:19.76
▲ 3.06
1:11.74
▲ 8.02
1:09.58
▲ 2.16
1:07.16
▲ 2.42
1:06.73
▲ 0.43
1:06.76
▼ 0.03
1:05.47
▲ 1.29
200 Breast LCM
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2:56.71
2:32.56
▲ 24.15
2:26.60
▲ 5.96
2:24.18
▲ 2.42
2:25.13
▼ 0.95
2:23.76
▲ 1.37
2:21.03
▲ 2.73
50 Fly LCM
37.52
35.08
▲ 2.44
33.71
▲ 1.37
33.12
▲ 0.59
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26.83
▲ 6.29
100 Fly LCM
1:25.56
1:16.25
▲ 9.31
1:12.12
▲ 4.13
1:11.54
▲ 0.58
1:04.43
▲ 7.11
1:03.36
▲ 1.07
1:00.69
▲ 2.67
59.34
▲ 1.35
58.30
▲ 1.04
59.15
▼ 0.85
200 Fly LCM
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2:41.12
2:21.23
▲ 19.89
2:17.14
▲ 4.09
2:12.01
▲ 5.13
2:15.20
▼ 3.19
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200 IM LCM
3:01.27
2:42.84
▲ 18.43
2:34.55
▲ 8.29
2:31.89
▲ 2.66
2:19.30
▲ 12.59
2:14.63
▲ 4.67
2:11.82
▲ 2.81
2:12.01
▼ 0.19
2:09.83
▲ 2.18
2:10.28
▼ 0.45
400 IM LCM
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5:28.92
4:52.63
▲ 36.29
4:45.24
▲ 7.39
4:41.15
▲ 4.09
4:40.80
▲ 0.35
4:37.05
▲ 3.75
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Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.